名校
解题方法
1 . 已知
为锐角
的外心,且三边
与面积
满足
,若
(其中
是实数),则
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880041bc5020bed35b90b39ac6cf9ead.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e01252a229d1bb3724d7ca474937dc8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ec6fb9e0625b85be3103d317fbb0cca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1adebff9fb726cd58eda1ef994890901.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 已知向量
满足
,点
在
内,且
,设
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870621330877caa08df79df91fc4ff4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19468abe1aa4e99874d13b8359ec7332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95369960a251a56a6b037dac32e031ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9a0ab3411f0f9f17ea67b2ffe56db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d2a9c498d0b3efb1544d6b6754be3e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/705d0cd198f423d1a7d6b9a7999c18ee.png)
A.![]() | B.4 | C.![]() | D.![]() |
您最近一年使用:0次
2019-11-29更新
|
856次组卷
|
4卷引用:吉林省吉林市2019-2020学年高三上学期第一次调研测试数学(理)试题